From owner-freebsd-security@FreeBSD.ORG Mon Jun 14 11:39:27 2004 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2B93E16A4D0; Mon, 14 Jun 2004 11:39:27 +0000 (GMT) Received: from arginine.spc.org (arginine.spc.org [195.206.69.236]) by mx1.FreeBSD.org (Postfix) with ESMTP id 91BDA43D1D; Mon, 14 Jun 2004 11:39:26 +0000 (GMT) (envelope-from bms@spc.org) Received: from localhost (localhost [127.0.0.1]) by arginine.spc.org (Postfix) with ESMTP id C2C3E65216; Mon, 14 Jun 2004 12:39:09 +0100 (BST) Received: from arginine.spc.org ([127.0.0.1]) by localhost (arginine.spc.org [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 62004-03; Mon, 14 Jun 2004 12:39:09 +0100 (BST) Received: from empiric.dek.spc.org (82-147-17-88.dsl.uk.rapidplay.com [82.147.17.88]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by arginine.spc.org (Postfix) with ESMTP id EB981651FC; Mon, 14 Jun 2004 12:38:59 +0100 (BST) Received: by empiric.dek.spc.org (Postfix, from userid 1001) id D18716119; Mon, 14 Jun 2004 12:38:58 +0100 (BST) Date: Mon, 14 Jun 2004 12:38:58 +0100 From: Bruce M Simpson To: cjclark@alum.mit.edu Message-ID: <20040614113858.GA13028@empiric.dek.spc.org> Mail-Followup-To: cjclark@alum.mit.edu, Doug Barton , "freebsd-security@freebsd.org" , Remko Lodder , "David E. Meier" , Dan Rue References: <20040518160517.GA10067@therub.org> <20040520033024.GA26640@therub.org> <20040606233720.F1850@ync.qbhto.arg> <20040607204149.GC75747@blossom.cjclark.org> <20040609050217.Q5839@ync.qbhto.arg> <20040609145223.GA53862@blossom.cjclark.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040609145223.GA53862@blossom.cjclark.org> cc: "freebsd-security@freebsd.org" cc: Doug Barton cc: "David E. Meier" cc: Remko Lodder cc: Dan Rue Subject: Re: [Freebsd-security] Re: Multi-User Security X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Security issues [members-only posting] List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Jun 2004 11:39:27 -0000 On Wed, Jun 09, 2004 at 07:52:23AM -0700, Crist J. Clark wrote: > To do scp-only, you either need (a) a hacked up sshd(8) daemon, (b) a > jailed environment, or (c) a special shell for the user that only allows > scp(1) to run. The funny thing is, I think (c) is probably the easiest > to implement on a mass scale, but seems to be the option most seldom > considered. ports/shells/scponly BMS